/Engine/Source/Runtime/InstallBundleManager/Public/InstallBundleSourceInterface.h
Call to cancel the removal of any content scheduled for removal the next time the source is initialized Returns true if all bundles were canceled
virtual bool CancelRequestRemoveContentOnNextInit ( [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FName](API\Runtime\Core\UObject\FName) > BundleNames )